Wall shelf



FIG. 1 is a front perspective view of the wall shelf showing my newdesign;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left view thereof;

FIG. 7 is a right view thereof; and,

FIG. 8 is a back perspective view thereof.

CLAIM I claim the ornamental design for a wall shelf, as shown.